activity
20092026
most citedAnisotropy governed competition of magnetic phases in the honeycomb quantum magnet NaNiSbO studied by dilatometry and high-frequency ESR

35 citations · 205 across the 18 of their papers we have counts for

collaborators

18 papers

cond-mat.str-el2026

Magnetism and spin dynamics of NaYb(MoO): A weakly interacting rare-earth stretched diamond lattice

N. Rajeesh Kumar, J. Khatua, Changhyun Koo +8

We report a comprehensive investigation of the structural and magnetic properties of NaYb(MoO), a member of the stretched diamond magnetic lattice family. Neutron powde…

cond-mat.str-el2025★ 1 cited

The Relevance of Non-axiality and Low-lying Excited States for Slow Magnetic Relaxation in Pentagonal-bipyramidal Erbium(III) Complexes Probed by High-frequency EPR

J. Arneth, L. Spillecke, C. Koo +3

High-frequency/high-field electron paramagnetic resonance studies on a series of seven-coordinate pentagonal-bipyramidal (PBP) erbium(III) complexes Er(DAPMBH/HDAPS)X (HDAP…

cond-mat.str-el2021★ 7 cited

Exceptional field dependence of antiferromagnetic magnons in LiFePO

J. Werner, C. Neef, C. Koo +3

Low-energy magnon excitations in magnetoelectric LiFePO have been investigated by high-frequency high-field electron spin resonance spectroscopy in magnetic fields up to B = 58…

cond-mat.mtrl-sci2020★ 11 cited

Antisite disorder in the battery material LiFePO

J. Werner, C. Neef, C. Koo +3

We report detailed magnetometry and high-frequency electron spin resonance (HF-ESR) measurements which allow detailed investigation on Li-Fe antisite disorder in single-crystalline…

cond-mat.str-el2019★ 13 cited

High-magnetic field phase diagram and failure of magnetic Grüneisen scaling in LiFePO

J. Werner, S. Sauerland, C. Koo +4

We report the magnetic phase diagram of single-crystalline LiFePO in magnetic fields up to 58~T and present a detailed study of magneto-elastic coupling by means of high-resolu…

cond-mat.str-el2019★ 9 cited

Synthesis and Magnetism of a LiFeSiO Single Crystal

Waldemar Hergett, Martin Jonak, Fabian Billert +5

A macroscopic single crystal of -Li\(_2\)FeSiO\(_4\) has been grown by means of the high-pressure optical floating-zone technique. Static magnetic susceptibility im…